SMC Networks SMC91C95 FIGURE 38 - MEMORY READ TIMING, FIGURE 39 - MEMORY WRITE TIMING

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FIGURE 38 - MEMORY READ TIMING
FIGURE 39 - MEMORY WRITE TIMING
ADDRESS POINTER
REGISTER DATA
REGISTER
nIOWR
nIORD
IOCHRDY/
nWAIT (Z)
t44
t44 Pointer Register Reloaded to a Word of Data
Prefetched into Data Register
Parameter min typ max units
ns2 * t20
Note: If t44 is not met, IOCHRDY will be negated for the required time. This parameter can be ignored if
IOCHRDY is connected to the system.
ADDRESS DATA
REGISTER POINTER
REGISTER
nIOWR
t45
t45 Last Access to Data Register to Pointer
Reloaded
Parameter min typ max units
ns2 * t20